import math
print(math.e)
2.718281828459045
print(2**4)
16
print(pow(2, 4))
16
print(math.pow(2, 4))
16.0
print(pow(1 + 1j, 2))
2j
# print(math.pow(1 + 1j, 2))
# TypeError: can't convert complex to float
print(pow(2, 4, 5))
1
print(2**0.5)
1.4142135623730951
print(math.sqrt(2))
1.4142135623730951
print(2**0.5 == math.sqrt(2))
True
print((-3 + 4j)**0.5)
(1.0000000000000002+2j)
# print(math.sqrt(-3 + 4j))
# TypeError: can't convert complex to float
print((-1)**0.5)
(6.123233995736766e-17+1j)
# print(math.sqrt(-1))
# ValueError: math domain error
import cmath
print(cmath.sqrt(-3 + 4j))
(1+2j)
print(cmath.sqrt(-1))
1j
print(math.exp(2))
7.38905609893065
print(math.exp(2) == math.e**2)
False
print(math.log(25, 5))
2.0
print(math.log(math.e))
1.0
print(math.log10(100000))
5.0
print(math.log2(1024))
10.0